ECU BMW Z3M ROADSTER 1998 E36 Electrical Troubleshooting Manual


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Pin Assignments (6-Cylinder)
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E = Input, A = Output, M = Ground
X1171
Pin Type Description/Function Connection
1
MGroundGround point
2EBattery voltageABS relay
3MGround, moduleGround point
4EIgnition cut-off signalDME module
5AEML signalDME module
6ATransmission influenceTransmission control module
7E/ATxD signalDiagnostic link
8ARxD signalDiagnostic link
9Not used
10ASensor groundRight rear speed sensor (ABS)
11ASensor groundRight front speed sensor (ABS)
12Not used
13AABS power protection relayABS power protection relay
14Not used
15ARight rear speed signalDME module
16ECurrentABS relay
17ALeft rear solenoid valve signalABS hydraulic unit
18ALeft rear solenoid valve signalABS hydraulic unit
19MGroundGround
20AADS step motor (–)ADS step motor
21AADS step motor (+)ADS step motor
22ARight front solenoid valve signalABS hydraulic unit
23EASC throttle flap potentiometer (–)ASC throttle flap motor potentiometer
24Not used
25ESignal idle speedDME module
26AThrottle flap positionDME module
27EASC switch signalASC switch
28Not used
29ASensor groundLeft rear speed sensor (ABS)
30ASensor groundLeft front speed sensor (ABS)